Common Core: 1st Grade Math : Number & Operations in Base Ten

Study concepts, example questions & explanations for Common Core: 1st Grade Math

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Example Questions

Example Question #2 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 

 

Possible Answers:

Four

Nine

Three

Forty

Ninty

Correct answer:

Nine

Explanation:

There is a  in the tens place which means there are nine tens in the number 

Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 

 

Possible Answers:

Nine

Two

Twenty

Twenty-nine

Three

Correct answer:

Two

Explanation:

There is a  in the tens place which means there are two tens in the number 

Example Question #5 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 

Possible Answers:

Fifty

Fifty-three

Three

Thirty

Five

Correct answer:

Five

Explanation:

There is a  in the tens place which means there are five tens in the number 

Example Question #6 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 

 

Possible Answers:

One

Thirteen

Three

Ten

Three

Correct answer:

One

Explanation:

There is a  in the tens place which means there is one ten in the number 

Example Question #151 : Number & Operations In Base Ten

How many tens are in the number 

 

Possible Answers:

Fifty

Five

Seventy

Six

Seven

Correct answer:

Seven

Explanation:

There is a  in the tens place which means there are seven tens in the number 

Example Question #152 : Number & Operations In Base Ten

How many tens are in the number 

 

Possible Answers:

Three

Seven

Six

Thirty

Sixty

Correct answer:

Six

Explanation:

There is a  in the tens place which means there are six tens in the number 

Example Question #1 : Compare Two Digit Numbers: Ccss.Math.Content.1.Nbt.B.3

Which statement is true?

 

Possible Answers:

Correct answer:

Explanation:

The  sign means greater than.  is greater than  because of the number in the ones place.  has a greater value than , which means  has a greater value than 

Example Question #961 : Common Core Math: Grade 1

Which statement is true?

 

Possible Answers:

Correct answer:

Explanation:

The  sign means greater than.  is greater than  because of the number in the ones place.  has a greater value than , which means  has a greater value than  

Example Question #135 : Understanding Place Value

Which statement is true?

 

Possible Answers:

Correct answer:

Explanation:

The  sign means greater than.  is greater than  because of the number in the ones place.  has a greater value than , which means  has a greater value than  

Example Question #962 : Common Core Math: Grade 1

Which statement is true?

 

Possible Answers:

Correct answer:

Explanation:

The  sign means greater than.  is greater than  because of the number in the ones place.  has a greater value than , which means  has a greater value than  

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